Guest
Abraham Thiao
Software Engineer
@
Callstack

In the fourth episode of Coffee Talk, Michał and Abi discuss the App.js Conf 2022. During the conference, Michał presented Reassure - Callstack’s latest library for performance regression testing.

App.js Conf 2022 recap

  • Keynote delivered by Charlie Cheever
  • Animations should be fun by Catalin Miron
  • React Native Everywhere by Taz Singh
  • Bringing the React Native Architecture to the OSS Community by Nicola Corti
  • How does an Indonesian super app, Traveloka, deal with React Native
  • V8 talk from Kudo
  • Controlling hardware in a week with Expo and EAS by Derek Stavis
  • Magda Jaśkowska’s live coding session

Watch App.js Conf 2022

You can find the live stream from both days of the conference here:

Insights

Learn more about Community

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Oct 9Live Stream

React Native Conf 2025: React Foundation, Compiler 1.0 & Future of React Native

React Native Conf 2025 brought huge announcements: React Foundation under Linux Foundation, React Compiler 1.0 and Hermes v1. What’s next for React Native and newest React Features.

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Sep 25Live Stream

Live Dev Session: <Activity>, Expo SDK 54, Router v6, Lynx 3.4, TanStack Start

A packed week in the React ecosystem: React experiments with a new <Activity> component, Expo SDK 54 speeds up builds, Expo Router v6 adds native-like navigation, Lynx 3.4 ships inputs & dev tools, TanStack Start hits RC, and React Router previews Framework Mode.

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Sep 18Podcast

Core Contributor Summit 2025 Highlights

Core contributors from across the React Native ecosystem discuss stability, tooling, and the path to 1.0, from Flow to TypeScript, desktop apps, and how community fills the gaps left by Meta.

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Sep 11Live Stream

Live Dev Session: React Universe Conf, RN 1.0, Expo Updates & More

In Week 37 of our Live Dev Session we talked about React Universe Conf with guest Szymon, ranted about AI, explored what React Native 1.0 really means, reviewed Expo updates, and covered the latest moves in the React Native ecosystem.

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Aug 28Live Stream

Live Dev Session: Routers, React Native AI, and Expo Launch

Nuqs 2.5, Remix v3, Expo Launch, SPM support in React Native, the Jest RFC, and native Text-to-Speech with guest insights from Mike Grabowski.

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Aug 21Live Stream

Live Dev Session: Expo SDK 54 Beta Is Here, Next.js 15.5, RNEF Renamed Rock

Explore what's new in Expo SDK 54 Beta: Liquid Glass, faster iOS builds, RN 0.81, and more dev upgrades from this week's livestream.

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Aug 14Live Stream

Live Dev Session: React Native 0.81 Is Here! Faster Builds, API Changes, and What You Need to Know

React Native 0.81 slashes iOS build times with prebuilt binaries, adds Android 16 support, deprecates SafeArea, and shifts JSC to community maintenance.

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Aug 7Live Stream

Live Dev Session: FlashList v2, Vercel AI SDK, React Compiler

This week's livestream highlighted two major releases reshaping the React and React Native landscape: FlashList v2 and Vercel AI SDK 5.

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Jul 31Live Stream

Live Dev Session: Rozenite DevTools Plugins Framework, Precompiled React Native for iOS, TanStack DB 0.1

Discover Rozenite: DevTools framework for React Native, faster iOS builds, on-device AI, and key updates from this week’s livestream.